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WO/2017/151130A1 |
A crimping connection for an inner tube is disclosed. An inner barrel system includes a first coring inner barrel; a second coring inner barrel; and a crimp ring overlapping an end of the first coring inner barrel and an end of the secon...
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WO/2017/151131A1 |
Systems and methods are disclosed for an inner barrel system. The inner barrel system that includes a coring inner barrel. The system also includes a connector sub coupled to the coring inner barrel. The connector sub includes a tubular ...
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WO/2017/146135A1 |
A work device capable of collecting a core sample of seabed stably and at a desired angle includes, as the basic configuration, a fuselage 10, four flippers 30 pivotably provided to the left/right of the front portion and the left/right ...
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WO/2017/146156A1 |
A work device for collecting a core sample from a seabed includes, as the basic configuration, a fuselage 10, four flippers 30 pivotably provided to the left/right of the front portion and the left/right of the back portion of the fusela...
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WO/2017/146170A1 |
A seafloor crust A is dug into by an excavation tube 31, whereby a circular annular groove 50 is formed and a circular-cylindrical geological sample provisional part 51 is formed radially inward from the annular groove 50. Next, a harves...
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WO/2017/139847A1 |
A method and system for obtaining orientation of a core sample core drilled from underlying rock. A core orientation recording device (116) records its orientation at random and/or non-predetermined time intervals from a reference time d...
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WO/2017/132736A1 |
A method (100) of enabling at surface orientation data transfer from a contactless orientation system (11) coupled with an inner core tube (12) to one or more record carriers on or associated with a core sample (14) held in the core tube...
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WO/2017/127885A1 |
A system (10) and method (50) of enabling the acquisition of borehole survey data and core orientation data in a single instrument trip in a core drill (12) having a drill string (18) and an inner core barrel assembly (16). The method us...
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WO/2017/130557A1 |
The purpose of the invention is to provide a groundwater detection method that can accurately detect groundwater while performing geological survey (boring work), and a boring device used for same. Provided is a groundwater detection met...
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WO/2017/128572A1 |
Provided is a use of a prestressed steel strand in a multi-angle drilling and coring process. By utilizing the characteristics that the prestressed steel strand is high in material strength and good in toughness so as not to be deformed ...
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WO/2017/079801A1 |
A connection device for a core drilling assembly is disclosed, the connection device connectible between a head assembly of a core drilling assembly and an inner tube of the core drilling assembly. The connection device comprises a first...
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WO/2017/059163A1 |
Provided herein are methods and apparatus for collecting and preserving core samples from a reservoir. In some embodiments, a method includes obtaining core samples from a reservoir using a rock and fluid sampling tool and depositing the...
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WO/2017/058712A1 |
A brake device for engaging an inner surface of a drill string within a borehole. The brake device has a driving member that defines a plurality of wedge surfaces, a brake retainer that receives at least a portion of the driving member, ...
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WO/2017/031283A1 |
An overshot assembly for operative coupling to a wireline and a head assembly within a drilling system. The overshot assembly has a proximal body portion, a distal body portion, and a spindle received within the distal body portion. The ...
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WO/2017/023369A1 |
Systems and methods for a protective connection for coring inner barrels are disclosed. A coring apparatus includes a first inner barrel, a second inner barrel, and a tubular extension between adjacent ends of the first and second inner ...
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WO/2017/020141A1 |
The invention relates to an automated sampling tool or apparatus for mineral concentrates, comprising at least one master automatic change plate, at least one slave automatic change plate, at least one sampling tubular assembly anchor pl...
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WO/2014/040123A9 |
The invention relates to a core tray (10) for storage of drilling core samples. The core tray (10) includes a floor (14) with at least one longitudinally extending channel (12) for receiving a core sample. The core tray (10) further incl...
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WO/2017/015725A1 |
A ring replacement system (100) is described for enabling the replacement of a core lifter ring (200) associated with a core lifter case (300). The system (100) has a distorting member 120 locatable between the ring (200) and the case (3...
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WO/2016/205927A1 |
A core barrel head assembly including an upper body comprising a central passage. A pair of latches is arranged in the central passage. Each latch pivots about a pivot point at a first end. Each latch includes a latch release at a second...
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WO/2016/191792A1 |
A coring bit (5) suitable for use in coring apparatus (100). The coring bit (5) comprising a main body (40) and a cutting head (45) at one end (41) of the main body (40). The cutting head (45) comprising a generally cylindrical side wall...
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WO/2016/186626A1 |
A method for determining the volume of core samples disposed within a sealed pressure vessel, the sealed pressure vessel containing a prefill fluid having a density, the method including determining the internal volume of the pressure ve...
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WO/2016/179701A1 |
A core barrel assembly for a drill string comprising a core barrel, an inner tube assembly removably positionable within the core barrel, and a mechanical shock inducement mechanism for inducing at least one shock, and preferably a plura...
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WO/2016/176153A1 |
A method for coring a subterranean wellbore includes rotating a coring assembly in the wellbore to drill and core the well. The coring assembly includes a coring bit, a core barrel, and a measurement sub. A plurality of dynamics measurem...
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WO/2016/155858A1 |
The disclosure concerns a system for hole drilling in an object (400) comprising a core drilling machine(100), a core drill bit (200) and a reaction bar (300) arranged for transmitting rotating reaction forces from the core drilling mach...
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WO/2016/154677A1 |
Orientation data representing a required orientation of a core sample held in a core tube (22, 50) prior to separation of the core sample (24, 52) from the underlying rock can be recorded by a data gathering device (42, 80) at least whil...
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WO/2016/153831A1 |
A system and method of gathering sample cores from a subterranean formation with coring bit assemblies, where each of the coring bit assemblies retain a sample core within. Included is a container equipped with compartments for individua...
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WO/2016/146989A1 |
An apparatus for use with a core sampling device, comprising a core barrel having one or more side walls bounding at least partially an internal volume for receiving, in use, a core sample collected by the core sampling device, wherein a...
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WO/2016/144790A1 |
A coring bit for use on a coring tool for extracting a sample of subterranean formation from a well bore includes a bit body having a cavity, wherein a throat portion of the cavity extends into the bit body from a face of the bit body. T...
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WO/2016/138276A1 |
A liner tube for a core barrel assembly includes a substantially cylindrical sleeve having an inner surface configured to be coupled to a layer of material that is configured to absorb or adsorb formation fluids or parts of formation flu...
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WO/2016/123451A1 |
Fluid control assemblies including at least one spiral ring. The fluid control assemblies are used within core barrel assemblies to: provide an indication that a core barrel assembly has reached a drilling position and is latched to a dr...
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WO/2016/070252A1 |
As described in the description and depicted in the drawings, the present utility model application relates to a structural arrangement for devices for collecting superficial and deep samples of soft and very soft soils. More specificall...
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WO/2016/054698A1 |
A system for monitoring coring operations has a sensor 80 for detecting one or more drilling parameters relating to a down-the-hole coring operation. An indicative signal from the sensor is communicated to a signal transmitter (30) for t...
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WO/2016/049723A1 |
The present invention relates to a box for packaging core samples from rock drilling, used in particular in the field of the collection of mineral materials from geological exploration activities for subsequent analysis. The box (1) is d...
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WO/2016/051459A1 |
Provided is a core collecting device for which size and weight increases can be suppressed even when being provided with a tip clearance regulating mechanism. A core collecting device (1) comprises: an outer tube (2) that has a bit on th...
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WO/2016/033140A1 |
Activation modules for selectively sealing entrances to inner barrels of coring tools may include an activator body sized and configured to obstruct the entrance to the inner barrel when the activation module is in a first state and to r...
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WO/2016/022383A1 |
Coring tools including a core tube assembly; a carrier chamber defined within the core tube assembly for storing one or more core samples drilled from a downhole formation having a wellbore fluid therein, wherein the wellbore fluid has a...
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WO/2016/019032A1 |
A support assembly for a core drill uses an improved reinforcement. The reinforcement can include an extension extending between a center of the tool and a perimeter of the tool the extension can be a non-planar structure having a channe...
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WO/2016/007840A1 |
Coring tools configured to procure core samples of earth formations may include a coring bit comprising a cutting structure configured to cut a core sample and an outer barrel connected to the coring bit. The outer barrel may be configur...
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WO/2015/188099A1 |
A core lifter case for receiving a core lifter. An inner surface of the core lifter case defines a plurality of circumferentially spaced slots, and each slot is configured to receive at least a portion of a corresponding rib defined by a...
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WO/2015/188101A1 |
An inner tube having a longitudinal axis and a wall having an inner surface and an outer surface. The wall surrounds the longitudinal axis, and at least a portion of the inner surface of the wall is axially tapered relative to the longit...
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WO/2015/172818A1 |
The invention relates to an underwater drilling device and a method for obtaining and analysing soil samples of the bed of a body of water. An underwater drilling device with a base frame is lowered in a body of water and placed on the b...
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WO/2015/153016A1 |
A system and method for obtaining soil samples is described. A coring system includes a suction carrier, a pump and a corer. The suction carrier comprises a body defining a cavity and a top portion having an aperture. The pump is positio...
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WO/2015/130396A1 |
Drilling systems and methods for deploying a latch mechanism upon reaching a drilling position. The drilling systems and methods permit spinning of a drill string to cause a core barrel head assembly to spin through the frictional mating...
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WO/2015/116041A1 |
Drilling systems are disclosed that measure the rotational speed of a mud motor. One drilling system includes a mud motor arranged in a drill string and having a turbine shaft operatively coupled to a drill bit and a plurality of turbine...
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WO/2015/099695A1 |
A method for obtaining a core sample from a wellbore using a coring tool is disclosed. The method includes providing an outer barrel in the wellbore. The wellbore and outer barrel are at least partially filled with a drilling fluid. The ...
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WO/2015/084206A1 |
Values for porosity and permeability of core samples in a borehole are estimated by generating radial waves with an acoustic source in fluid around the core sample, and measuring pressure in the fluid. Moreover, the acoustic source op...
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WO/2015/077850A1 |
Safety mechanism for installation in soil-drilling tooling, with a system for blocking the escape of gas/oil in the stage of recovering the internal tube containing the specimen, in which a mechanism for installation in the sampling-equi...
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WO/2015/035147A1 |
A core sample catcher for a coring tool includes at least one flap catcher member movably coupled to an inner barrel of the coring tool. The at least one flap catcher member is configured to move between a first position and a second pos...
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WO/2015/031475A1 |
Core jam indicators for use with coring tools include a plug coupled with an inner barrel and configured to selectively close the entrance of the inner barrel. The plug has at least one fluid port extending through a wall of the plug bet...
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WO/2015/015159A2 |
An apparatus for cleaning a borehole, the apparatus comprising a first cylinder and a second cylinder locatable at least partially inside the first cylinder. The second cylinder has a first and a second end and a throughbore therebetween...
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